■ ' [■ 495 ] 
2 0 9 . De Polj/pis Scriptores Physici. 
Rene Anfoine Ferchanlt de Reaumur. 
Suries Polypes. dans ses Memoires sur les Insectes, Tome 
6 . Preface, p. xlix — Ixxvij. 
ins deutsche iibersezt von Goeze. gedr. mit 
seiner iibersezung der Trembleyschen Abhandlungen, 
p- 437—468- 
Jobannes Fridericus Gronovius. 
Letter concernijig a water insect, which being ciit into 
several pieces, becomes so many perfect animals. 
Philosoph. Transact. Vol. 42. n. 466. p. 218 — 220. 
Anon. 
Part of a letter from , occasioned by what has 
lately been reported concerning the insect mentioned in 
pag. 218. ibid. p. 227 — 234. 
Some papers lately read before the Royal Society, concern- 
ing the Fresh-water Polypus ; viz. 
Observations and experiments upon the Fresh water Po- 
lypus by M. Trembley, and 
An abstractof M. Rcaumur’s preface (above-mentioned.) 
ibid. n. 467. pagg. xvij. 
Martin Folkes. 
Some account of the insect called the Fresh-water Polypus, 
ibid. n. 469. p. 422 — 436. 
Charles Duke of Richmond, Lennox and Audi g ne'. 
Letter to M. Folkes, Pr. R. S. ibid. n. 470. p. 5 10 — 5 13. 
Henry Baker. 
An attempt towards a natural history of the Polype. 
London, 1743. 8. 
Pagg. 218 ; cum figg. Pgno incisis. 
Some observations on a Polype dried. 
Philosoph. Transact. Vol. 42. n. 471. p. 616 — 619. 
Abrabam Trembley. 
Memoires pour servir a Phistoire d’un genre de Polypes 
d’eau douce, a bras en forme de cornes. 
Pagg. 324. tabb. aeneae 13. Leide, 1744. 4 » 
: Abhandlungen zur geschichte einer Polypen- 
art des siissen wassers mit hornerformigen armen, 
ubersezt, mit zusazen, von J. A. E. Goeze. 
Quedlinburg, 1775. 
Pagg. 436. tabb. aeneae 13 ; praeter appendices, de qui- 
bus supra et infra. 
